- Jockey fitness can be a key factor in how racehorses perform
- Long gone are the days of beer and champagne before races
- Jockeys operating in UK must pass a stringent fitness test to receive license
Newmarket, England (CNN)As horses saunter around the parade ring of England's Newmarket Racecourse, punters gather to look for hints of fitness and form. Picking a winner in this game can make for a lucrative afternoon after all.